Clinical trials: Angle Class I
Class I Malocclusion, Crowded Teeth
The Predictability of Directly Printed Versus Thermoformed Clear Aligners
The study is randomized controlled trial ...The null hypothesis suggests that there is no significant difference between actual and predicted dental movement in patients treated using direct printed aligners produced with Graphy™…
- Conditions
- Class I Malocclusion, Crowded Teeth, Spacing of Anterior Teeth, Rotation
- Trial name
- NCT07350343
- Testing
- Direct-printed aligner (Graphy), Thermoformed aligner
- Where
- Iraq
- Volunteers
- 36 people
- Sponsor
- University of Baghdad
Angle Class I
Evaluating the Effect of Injectable Platelet Rich Fibrin on Tooth Movement
Introduction: Prolonged orthodontic treatment can lead to challenges and unfavourable outcomes, including increased risk of caries, root resorption, as well as gingival and periodontal diseases.
- Trial name
- NCT06562452
- Testing
- Injectable platelet rich fbirin
- Where
- Vietnam
- Volunteers
- 31 people
- Sponsor
- Can Tho University of Medicine and Pharmacy
Malocclusion, Angle Class I, Malocclusion; Angle Class II Division 1
Efficiency of Piezo-Corticision in Accelerating Orthodontic Tooth Movement
The purpose of this study is to provide evidence on the effectiveness, the efficiency and efficacy of Peizo-Corticission in accelerating orthodontic tooth movement and reducing orthodontic treatment time.
- Trial name
- NCT02549950
- Testing
- Peizocorticision, Conventional Orthodontic Mechanics
- Where
- Saudi Arabia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- AL Yousef
Angle Class I
Effectives of Non-extraction Orthodontic Treatment of Angle Class I Malocclusion
Introduction: The investigators aimed to evaluate the effectiveness of non-extraction orthodontic treatment for Angle class I malocclusion.
- Trial name
- NCT06638983
- Testing
- Non-extraction Orthodontic Treatment of Angle Class I Malocclusion
- Where
- Vietnam
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy
Class I Malocclusion
Assessment of Treatment Efficacy Using Smile Arc Marginal Ridge Approach Versus MBT Chart Method for Bracket Positioning
The goal of this randomized clinical trial is to evaluate the effect of Smile Arc Marginal Ridge Approach (SAMRA) versus MBT chart method for bracket positioning on orthodontic treatment results.
- Trial name
- NCT06652230
- Testing
- Smile Arc Marginal Ridge Approach (SAMRA), MBT Chart Method
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Malocclusion, Angle Class I
Arch Dimension and Inclination of the Upper and Lower Incisors Changes
It is intended to evaluate changes in arch dimensions and incisor inclination as well as changes in the WALA Ridge in no extraction patients treated with interactive self-ligating brackets (Empower®) and passive (Carriere SLX®)…
- Trial name
- NCT03129919
- Testing
- Carriere SLX® (Passive self-ligating braces), Empower® (Interactive self-ligating braces)
- Volunteers
- 60 people
- Sponsor
- Fundación Universitaria CIEO
Angle Class I
Effect of Systemic Administration of Vitamin D on the Rate of Orthodontic Tooth Movement - A Randomized Control Trial
This study is to evaluate the effect of vitamin D on the rate of tooth movement by measuring and comparing the extraction space closure during retraction in experimental (vitamin D supplemented) and control groups with a sample…
- Trial name
- NCT05202496
- Testing
- Calcitriol 0.25Mcg Cap, orthodontic treatment
- Where
- India
- Volunteers
- 24 people
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Malocclusion, Angle Class I, Dental Crowding
Bracket Positioning Techniques and Quality of Orthodontic Finishing
This three-arm randomized clinical trial compares three orthodontic bracket positioning techniques - Smile Arc Protection (SAP), Smile Arc and Marginal Ridge Approach (SAMRA), and the McLaughlin-Bennett-Trevisi (MBT) bracket…
- Trial name
- NCT07708363
- Testing
- Smile Arc Protection (SAP) bracket positioning, Smile Arc and Marginal Ridge Approach (SAMRA) bracket positioning; Procedure, McLaughlin-Bennett-Trevisi (MBT) chart bracket positioning
- Where
- Egypt
- Volunteers
- 39 people
- Sponsor
- Future University in Egypt
Malocclusion, Angle Class I, Malocclusion, Angle Class II
3D Printed Occlusal Splints for Intraoperative Use
A 3D printed intraoperative occlusal splint is a custom-made biocompatible resin guide that allows surgeons properly align a patient's upper and lower dentition during surgery.
- Conditions
- Malocclusion, Angle Class I, Malocclusion, Angle Class II, Malocclusion, Angle Class III
- Trial name
- NCT07079111
- Testing
- Formlabs 3D printed occlusal splint, Industry made occlusal splint
- Volunteers
- 70 people
- Sponsor
- Johns Hopkins University
Angle Class I Malocclusion, Dental Crowding
Clinical Performance of Direct-Printed Versus Thermoformed Aligners
The goal of this study is to evaluate and compare the clinical effectiveness of in-office directly 3D-printed clear aligners versus conventional multilayered thermoformed aligners.
- Conditions
- Angle Class I Malocclusion, Dental Crowding, Tooth Spacing
- Trial name
- NCT07637227
- Testing
- Direct-Printed Aligner, Thermoformed aligner
- Where
- 3 sites in Iraq
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Angle Class I, Alveolar Bone Loss
Friction or Frictionless: What is the Most Effective Method for Retracting Anterior Teeth?
Objective:To evaluate the effectiveness of the friction (sliding mechanism with elastomeric chains) and frictionless (T-loop) methods for retracting anterior teeth in Angle Class I malocclusion.
- Trial name
- Lam Le Nguyên (NCT06928896)
- Testing
- This interventional trial enrolled a total of 42 patients, dividing them into two age groups: group 1. Using the friction and group 2. Using the frictionless
- Where
- Vietnam
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy
Tooth Crowding, Malocclusion
Predictability of Orthodontic Tooth Movement With Invisalign Aligners
Together with the increased adult patient demand for orthodontic treatment and the push toward increasingly personalized treatment, technology developments have resulted in a growing worldwide demand for clear aligners, to the…
- Conditions
- Tooth Crowding, Malocclusion, Malocclusion, Angle Class II, Malocclusion, Class I/II
- Trial name
- NCT05356780
- Testing
- Aligner
- Where
- Italy
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- University of Turin, Italy
Malocclusion, Angle Class I, Malocclusion, Angle Class II
AI-Assisted Versus Conventional Orthodontic Diagnosis and Treatment Planning
This study compared an artificial intelligence-assisted orthodontic diagnostic workflow using WebCeph with a conventional clinician-based workflow.
- Conditions
- Malocclusion, Angle Class I, Malocclusion, Angle Class II, Malocclusion, Angle Class III
- Trial name
- AI-OrthoDx (NCT07690774)
- Where
- Yemen
- Volunteers
- 120 people
- Sponsor
- Ben Hafeed Dental Center
Dental Malocclusion, Angle Class II
BRIUS Vs FFA Efficiency
The purpose of this study is to compare the Full Fixed Preadjusted appliances (regular braces) when to the BRIUS system.
- Conditions
- Dental Malocclusion, Angle Class II, Angle Class I, Crowding, Tooth
- Trial name
- NCT04347018
- Testing
- BRIUS
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- State University of New York at Buffalo
Angle Class I
Root Resorption and Alveolar Bone in the Maxillary Canine Retraction Using Injectable Platelet-rich Fibrin: A Split-Mouth Trial
Prolonged orthodontic treatment is a risk factor for root resorption, so accelerating the speed of tooth movement using different methods can limit tooth root resorption.
- Trial name
- NCT06634888
- Testing
- Injectable platelet rich fbirin
- Where
- Vietnam
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy
Malocclusion, Angle Class I
A Comparison Between GUMMETAL and SS Orthodontic Wires in Space Closure
When there is space present between our teeth orthodontically we have the ability to close them through many methods. Using braces as our treatment modality this study will be investigating how efficient a new orthodontic wire is…
- Trial name
- NCT04591080
- Testing
- GUMMETAL Orthodontic Wire, Stainless Steel (CrNi)
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- State University of New York at Buffalo
Class I Malocclusion, Class II Div 1 Malocclusion
Assesment of Ethnic Bias in an Artificial Intelligence Based Orthodontic Diagnosis System
This study explores how artificial intelligence (AI) can be used in orthodontics, which is the area of dentistry that focuses on correcting jaw and bite problems.
- Conditions
- Class I Malocclusion, Class II Div 1 Malocclusion, Class II Division 2 Malocclusion, Class III Malocclusion
- Trial name
- NCT07162753
- Where
- Turkey (Türkiye)
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Malocclusion, Angle Class I, Bimaxillary Protrusion
3D Comparison of Anterior Teeth Retraction and Anchorage Control Between En-masse and Two-step Mechanics
The aim of this study is to compare en masse (EM) and two-step anterior teeth retraction (TSR) evaluated by means of three-dimensional images superimposition.
- Conditions
- Malocclusion, Angle Class I, Bimaxillary Protrusion, Orthodontic Space Closure
- Trial name
- NCT03903575
- Testing
- En masse anterior teeth retraction, Two-Step Retraction
- Where
- Brazil
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
CLASS II DIVISION 1 MALOCCLUSION
Response of Individuals With Class II Malocclusion
This investigation aims at distinguishing the subjects that react in a favorable way to the treatment protocol we propose for the Class II treatment
- Trial name
- NCT00248014
- Testing
- Mandibular Advancement Via A Functional Appliance
- Where
- Greece
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Malocclusion Class II, Malocclusion, Angle Class I
Effect of Early Versus Late Premolar Extraction on Orthodontic Tooth Movement
The goal of this randomized controlled trial is to evaluate whether the timing of premolar extraction affects the rate of orthodontic space closure during en-masse anterior retraction.
- Trial name
- NCT07773389
- Testing
- Early Maxillary First Premolar Extraction, Late Maxillary First Premolar Extraction
- Where
- Pakistan
- Volunteers
- 26 people
- Sponsor
- Shifa College of Dentistry